Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface showing our new design; and,

FIG. 2 is a front view of a second embodiment thereof.

The broken lines around the entire image in the Figures show the display screen or portion thereof and form no part of the claimed design. The broken lines within the Figures and the areas within the broken lines show environment which form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 